Hooke's Law: The Rest of the Story
Students study Hooke's Law. They explore the linear behavior of a spring as it is pulled downward and understand that stretch on a spring is directly proportional to the force applied to the end of the string. Students create scatter plots, calculate slopes, and discuss positive and negative slopes.https://education.ti.com/en/activity/detail/hookes-law-the-rest-of-the-story
Solar Cookers and Easy Data
Students use a TI-84, Easy Temp and Easy Data to measure the quality of their solar cookers. Hot dogs are heated under the May sunshine after students design, build and test their own solar cookers.https://education.ti.com/en/activity/detail/solar-cookers-and-easy-data
Vernier - Evaporation and Intermolecular Attractions
Students will study temperature changes caused by the evaporation of alkenes and alcohols and relate this data to the strength of intermolecular forces of attraction. They will also predict, and then measure, the temperature change for other liquids.https://education.ti.com/en/activity/detail/vernier--evaporation-and-intermolecular-attractions
Vernier - The Magnetic Field in a Slinky
Students use a Magnetic Field Sensor to measure the magnetic field and the current in a solenoid. They explore factors that affect the magnetic field, study how the field varies in parts of the solenoid, and determine the permeability constant.https://education.ti.com/en/activity/detail/vernier--the-magnetic-field-in-a-slinky
Number and Operations - 100 or Bust
Students explore the operations of addition, subtraction, multiplication, and division of whole numbers and integers.https://education.ti.com/en/activity/detail/number-and-operations--100-or-bust
Putting Things in Place
Students investigate the value of the digits in $8,205.50 and determine the number of thousands, hundreds, tens, ones and even the number of dimes and pennies. The concept is then extended to additional situations. They learn where to place a decimal when writing amounts of money and to perform a...https://education.ti.com/en/activity/detail/putting-things-in-place
Reforestation
Students learn to solve a real-world environmental problem. They learn how to use the parameters of the final product to work out a reforestation plan.https://education.ti.com/en/activity/detail/reforestation
Random Remainders
Students explore the use of a calculator to investigate the relationship between divisors and remainders in whole-number division.https://education.ti.com/en/activity/detail/random-remainders
Picturing Percents
Students represent percents on a 10 X 10 grid. They use the grid and the calculator to generate patterns that lead to methods for calculating percentages.https://education.ti.com/en/activity/detail/picturing-percents
Remainder Rules
Students use calculators, whole-number division, multiplication, addition, and subtraction to generate mathematical expressions that describe the relationships between dividends, divisors, quotients, and remainders.https://education.ti.com/en/activity/detail/remainder-rules
Fastest Animals Number Line
A number line showing the land speed of various animals.https://education.ti.com/en/activity/detail/fastest-animals-number-line
Transient Circuit Analysis: Symbolic
Describes how to use the differential equation solver, deSolve(), to solve first- and second-order circuits containing resistors, capacitors, inductors, DC sources, and exponential sources. It also shows how to graph the solutions and find the zero crossing and peak values.https://education.ti.com/en/activity/detail/transient-circuit-analysis--symbolic
Transmission Lines
Describes how to calculate the characteristic impedance and phase velocity on transmission lines. Steady state transmission line behavior and simple matching concepts are included also. The functions reflcoef(), lineleng(), zin(), yin() and vswr() are created.https://education.ti.com/en/activity/detail/transmission-lines
Vector Calculus
Describes how to use the TI-89 for differential and integral calculus. The differential operations illustrated include gradient, divergence, curl, and Laplacian. Line and surface integrals also are included. The functions cordchk(), grad(), div(), curl() and lap() are created in this chapter, ...https://education.ti.com/en/activity/detail/vector-calculus
Convolution
Shows the convolution of two functions. To simplify the details, the functions are finite, piecewise, and continous.https://education.ti.com/en/activity/detail/convolution
NUMB3RS - Season 3 - "Take Out" - No Fly Zone
In "Take Out", a series of restaurant robberies prompts the FBI to ask Charlie to help predict the restaurant most likely to be targeted next. Charlie says that it can be thought of like a spider catching its prey in a web. Even the best constructed web can not catch all insects. There exist regi...https://education.ti.com/en/activity/detail/numb3rs--season-3--take-out--no-fly-zone
NUMB3RS - Season 3 - "Spree, Part II - Daughters" - Galton Board
In this activity, students will study Galton boards. A Galton board is a vertical or inclined board with a series of staggered pins arranged in a triangle. As balls are dropped from the top of the board, they strike the pins and will fall either to the left or to the right and eventually land in ...https://education.ti.com/en/activity/detail/numb3rs--season-3--spree-part-ii--daughters--galton-board
Antennas
Describes how to perform basic antenna and radiation calculations with the TI-89. Antenna patterns, radiation resistance, radiation integrals, and phased array patterns are included.https://education.ti.com/en/activity/detail/antennas
Lifting a Lion
In this activity, students will practice solving a real-world problem. Using a toy lion and a lever, students first discover how much work is needed to raise a toy lion. They will then use proportions to determine the force needed to lift a real lion.https://education.ti.com/en/activity/detail/lifting-a-lion
Recurring Remainders
Students will use the calculator to investigate the patterns formed by remainders in whole-number division.https://education.ti.com/en/activity/detail/recurring-remainders
Transient Circuit Analysis: Numeric
Describes how the differential equation plotter is used to solve the second-order circuit presented in Chapter 2 (Topic 8) by expressing it as a system of first-order differential equations.https://education.ti.com/en/activity/detail/transient-circuit-analysis--numeric
Action-Packed Stories
Students learn to use whole numbers and the operations of addition and subtraction. They choose a number and create a story using the number selected and illustrate the number story. They represent the action in the story on the calculator.https://education.ti.com/en/activity/detail/actionpacked-stories
Electromagnetics
Describes how to use the TI-89 to solve Laplace's equation for two-dimensional electrostatic problems. The separation of variables method provides exact solutions but is restricted to specific geometries. The relaxation method is applicable to any geometry, but it provides only an approximate s...https://education.ti.com/en/activity/detail/electromagnetics
Financial Calculations
Describes how to use the TI-89 to calculate interest, present worth, loan repayments and so forth. These methods utilize the time-value-of-money.https://education.ti.com/en/activity/detail/financial-calculations
Laplace Analysis: The s-domain
Demonstrates the utility of symbolic algebra by using the Laplace transform to solve a second-order circuit. The method requires that the circuit be converted from the time-domain to the s-domain and then solved for V(s). The voltage, v(t), of a sourceless, parallel, RLC circuit with initial co...https://education.ti.com/en/activity/detail/laplace-analysis--the-sdomain